TY - RPRT TI - A barrier to upstream migration in the fish passage of Itaipu Dam (Canal da Piracema), ParanĂ¡ River basin AU - Theodore R. Castro-Santos AU - Helio Martins Fontes AU - Sergio Makrakis AU - Luiz Carlos Gomes AU - Joao Dirco Latini PY - 2012 DO - 10.1590/s1679-62252012000400002 UR - https://pubs.usgs.gov/publication/70043579 ID - 70043579 ER -